package com.tanhua.server.service;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.date.DateTime;
import cn.hutool.core.date.DateUtil;
import com.tanhua.autoconfig.template.HuanXinTemplate;
import com.tanhua.commons.utils.Constants;
import com.tanhua.dubbo.api.*;
import com.tanhua.model.domain.Announcement;
import com.tanhua.model.domain.User;
import com.tanhua.model.domain.UserInfo;
import com.tanhua.model.mongo.Announcements;
import com.tanhua.model.mongo.Comment;
import com.tanhua.model.mongo.Friend;
import com.tanhua.model.vo.*;
import com.tanhua.server.exception.BusinessException;
import com.tanhua.server.interceptor.UserHolder;
import javafx.beans.binding.Bindings;
import org.apache.dubbo.config.annotation.DubboReference;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.BoundSetOperations;
import org.springframework.data.redis.core.RedisOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;

import java.text.SimpleDateFormat;
import java.util.*;

@Service
public class MessagesService {

    @DubboReference
    private UserApi userApi;

    @DubboReference
    private UserInfoApi userInfoApi;

    @DubboReference
    private CommentApi commentApi;

    @DubboReference
    private FriendApi friendApi;

    @Autowired
    private RedisTemplate redisTemplate;

    @DubboReference
    private MovementApi movementApi;
    @DubboReference
    private AnnouncementApi announcementApi;
    @Autowired
    private HuanXinTemplate huanXinTemplate;

    /**
     * 根据环信id查询用户详情
     */
    public UserInfoVo findUserInfoByHuanxin(String huanxinId) {
        //1、根据环信id查询用户
        User user = userApi.findByHuanxin(huanxinId);
        //2、根据用户id查询用户详情
        UserInfo userInfo = userInfoApi.findById(user.getId());
        UserInfoVo vo = new UserInfoVo();
        BeanUtils.copyProperties(userInfo, vo); //copy同名同类型的属性
        if (userInfo.getAge() != null) {
            vo.setAge(userInfo.getAge().toString());
        }
        return vo;
    }

    //添加好友关系
    public void contacts(Long friendId) {
        //1、将好友关系注册到环信
        Boolean aBoolean = huanXinTemplate.addContact(Constants.HX_USER_PREFIX + UserHolder.getUserId(),
                Constants.HX_USER_PREFIX + friendId);
        if (!aBoolean) {
            throw new BusinessException(ErrorResult.error());
        }
        //2、如果注册成功，记录好友关系到mongodb
        friendApi.save(UserHolder.getUserId(), friendId);
    }

    //分页查询联系人列表
    public PageResult findFriends(Integer page, Integer pagesize, String keyword) {
        //1、调用API查询当前用户的好友数据 -- List<Friend>
        List<Friend> list = friendApi.findByUserId(UserHolder.getUserId(), page, pagesize);
        if (CollUtil.isEmpty(list)) {
            return new PageResult();
        }
        //2、提取数据列表中的好友id
        List<Long> userIds = CollUtil.getFieldValues(list, "friendId", Long.class);
        //3、调用UserInfoAPI查询好友的用户详情
        UserInfo info = new UserInfo();
        info.setNickname(keyword);
        Map<Long, UserInfo> map = userInfoApi.findByIds(userIds, info);
        //4、构造VO对象
        List<ContactVo> vos = new ArrayList<>();
        for (Friend friend : list) {
            UserInfo userInfo = map.get(friend.getFriendId());
            if (userInfo != null) {
                ContactVo vo = ContactVo.init(userInfo);
                vos.add(vo);
            }
        }
        return new PageResult(page, pagesize, 0l, vos);
    }
        //喜欢列表--张艳芳
        public PageResult loves(Integer page, Integer pagesize){
            PageResult p = new PageResult();
            List<LovesVo> vos = new ArrayList<>();

            //获取当前登录用户id
            Long userId = UserHolder.getUserId();
            //查询用户发布的动态
            List<Comment> commentList = commentApi.select(userId, 3, page, pagesize);
            if (commentList.size() <= 0 || commentList == null) {
                //当前用户么有发布过动态
                p.setPagesize(pagesize);
                p.setPage(page);
                p.setCounts(0l);
                p.setItems(new ArrayList<>());
                p.setPages(1l);
                return p;
            }

            //获取评论人id
            Set<Long> set = new HashSet<>();
            for (Comment comment : commentList) {
                set.add(comment.getUserId());
            }
            List<Long> loveList = new ArrayList<>(set);

            //查询详细信息
            Map<Long, UserInfo> ids = userInfoApi.findByIds(loveList, null);
            LovesVo vo = null;
            for (Comment comment : commentList) {
                UserInfo userInfo = ids.get(comment.getUserId());
                if (userInfo != null) {
                    vo = new LovesVo();
                    vo.setId(userInfo.getId() + "");
                    vo.setAvatar(userInfo.getAvatar());
                    vo.setNickname(userInfo.getNickname());
                    vo.setCreateDate(new SimpleDateFormat("yyyy-MM-dd kk:mm:ss").format(new Date(comment.getCreated())));
                    vos.add(vo);
                }
            }
            p.setPage(page);
            p.setPagesize(pagesize);
            p.setCounts(Long.valueOf(vos.size()));
            p.setPages(Long.valueOf(vos.size() / pagesize));
            p.setItems(vos);
            return p;
        }

        //点赞列表
        //现在的id就是当前用户的id, 值是点赞人的id--张艳芳
        public PageResult likes (Integer page, Integer pagesize){
            PageResult p = new PageResult();
            List<LovesVo> vos = new ArrayList<>();

            //获取当前登录用户id
            Long userId = UserHolder.getUserId();

            Set<Long> set = new HashSet<>();

            //查询视频点赞人id
            BoundSetOperations keys = redisTemplate.boundSetOps("sppl" + userId);
            if (keys != null && keys.size() > 0) {
                Set<Long> set2 = keys.members();
                for (Long key : set2) {
                    set.add(key);
                }
            }

            //查询用户发布的动态
            List<Comment> commentList = commentApi.select(userId, 1, page, pagesize);
            if (commentList != null && commentList.size() > 0) {
                //获取评论人id
                for (Comment comment : commentList) {
                    set.add(comment.getUserId());
                }
            }

            if (set == null || set.size() <= 0) {
                p.setPagesize(pagesize);
                p.setPage(page);
                p.setCounts(0l);
                p.setItems(new ArrayList<>());
                p.setPages(1l);
            }

            //查询详细信息
            List<Long> likeList = new ArrayList<>(set);
            Map<Long, UserInfo> ids = userInfoApi.findByIds(likeList, null);
            LovesVo vo = null;
            for (Comment comment : commentList) {
                UserInfo userInfo = ids.get(comment.getUserId());
                if (userInfo != null) {
                    vo = new LovesVo();
                    vo.setId(userInfo.getId() + "");
                    vo.setAvatar(userInfo.getAvatar());
                    vo.setNickname(userInfo.getNickname());
                    vo.setCreateDate(new SimpleDateFormat("yyyy-MM-dd kk:mm:ss").format(new Date(comment.getCreated())));
                    vos.add(vo);
                }
            }
            p.setPage(page);
            p.setPagesize(pagesize);
            p.setCounts(Long.valueOf(vos.size()));
            p.setPages(Long.valueOf(vos.size() / pagesize));
            p.setItems(vos);
            return p;
        }

        //评论列表--张艳芳
        public PageResult comments (Integer page, Integer pagesize){
            PageResult p = new PageResult();
            List<LovesVo> vos = new ArrayList<>();

            //获取当前登录用户id
            Long userId = UserHolder.getUserId();

            Set<Long> set = new HashSet<>();
            //查询动态评论
            List<Comment> commentList = commentApi.select(userId, 1, page, pagesize);
            if (commentList != null && commentList.size() > 0) {
                //获取评论人id
                for (Comment comment : commentList) {
                    set.add(comment.getUserId());
                }
            }

            //查询视频评论
            BoundSetOperations keys = redisTemplate.boundSetOps("sppl" + userId);
            if (keys != null && keys.size() > 0) {
                Set<Long> set2 = keys.members();
                for (Long key : set2) {
                    set.add(key);
                }
            }

            if (set == null || set.size() <= 0) {
                p.setPagesize(pagesize);
                p.setPage(page);
                p.setCounts(0l);
                p.setItems(new ArrayList<>());
                p.setPages(1l);
            }

            //查询详细信息
            List<Long> likeList = new ArrayList<>(set);
            Map<Long, UserInfo> ids = userInfoApi.findByIds(likeList, null);
            LovesVo vo = null;
            for (Comment comment : commentList) {
                UserInfo userInfo = ids.get(comment.getUserId());
                if (userInfo != null) {
                    vo = new LovesVo();
                    vo.setId(userInfo.getId() + "");
                    vo.setAvatar(userInfo.getAvatar());
                    vo.setNickname(userInfo.getNickname());
                    vo.setCreateDate(new SimpleDateFormat("yyyy-MM-dd kk:mm:ss").format(new Date(comment.getCreated())));
                    vos.add(vo);
                }
            }
            p.setPage(page);
            p.setPagesize(pagesize);
            p.setCounts(Long.valueOf(vos.size()));
            p.setPages(Long.valueOf(vos.size() / pagesize));
            p.setItems(vos);
            return p;
        }

        //公告列表--张艳芳
        public PageResult announcements (Integer page, Integer pagesize){
            PageResult p = new PageResult();
            List<Announcement> list = announcementApi.page(page, pagesize);
            List<AnnouncementsVo> anns = new ArrayList<>();
            AnnouncementsVo a = null;
            if (list != null && list.size() > 0) {
                for (Announcement ann : list) {
                    a = new AnnouncementsVo();
                    a.setId(ann.getId() + "");
                    a.setTitle(ann.getTitle());
                    a.setCreateDate(new SimpleDateFormat("yyyy-MM-dd kk:mm:ss").format(ann.getCreated()));
                    a.setDescription(ann.getDescription());
                    anns.add(a);
                }
                p.setPage(page);
                p.setPagesize(pagesize);
                p.setCounts(Long.valueOf(list.size()));
                p.setPages(Long.valueOf(p.getCounts() / pagesize));
                p.setItems(anns);
                return p;
            }

            p.setPage(page);
            p.setPagesize(pagesize);
            p.setCounts(0l);
            p.setPages(1l);
            p.setItems(new ArrayList<>());

            return p;
        }
    }






